% Not in the source data: doi, abstract, volume
@article{guarch-2001-sistemas-ayer-manana,
  author = {{Juan José Guarch} and {Carlos Andres}},
  title = {{Sistemas ERP. Ayer, hoy y mañana}},
  journal = {AUTOMATICA E INSTRUMENTACION},
  year = {2001},
  number = {321},
  pages = {10--19}
}